Marble run block toy set



FIG. 1 is a first perspective view of a marble run block toy set showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is an enlarged partial view taken from FIG. 1.

The dash-dot broken lines represent the boundaries of the enlarged partial view of FIG. 9. All other broken lines represent portions of the article that form no part of the claimed design. None of the broken lines form a part of the claim. 

CLAIM The ornamental design for a marble run block toy set, as shown and described. 